If you like exploring the depths you probably find it a big inconvenience to get brightloom seeds and find glow seed respawn points but with this armor set all that hassle disappears here’s where to find the glow armor set.
The first piece is found here in the mount hylia area
Both above and depths locations
There should be a chest in the center
And you should find this piece
The next piece is found here in the mount daphnes area